(C93) [Tsukino Chikake Ikoku (Chikake)] Ore to Megami to Kouhai to (Fate/Grand Order)
[Zenra QQ] Fellatio Kouhai, Otouto ni naru [English] [Yuuchen]
Kabane Hanshoku Jikken | Experimento de reproducción Kabane
Shouganai naa Kono Hentai Uzai Kouhai
Tomodachi no Youna Otaku Kouhai to Deisui Ecchi
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 2-wa [Digital]
(C94) [Sanshoku Doufu (Nagi)] Elune no Ecchi na Jikken (Granblue Fantasy)
[Athome Shuka (Takunomi)] Enjo Kouhai IF | Mating Assistance IF [English] [SDATranslation] [Digital]
(C93) [Athome Shuka (Takunomi)] Enjo Kouhai 4 [Chinese] [无毒汉化组]
Cos Shite Shiyo! Kouhai Hen | Let's Do It With Cosplay! Kouhai Edition
[Shinozuka Atsuto] Muramura Kouhai-chan | Hot and Bothered Junior (COMIC HOTMILK 2018-12) [English] {NecroManCr} [Digital]
[Ziploc (Shinachiku)] Senpai to Kouhai no Nayami (Shotapetit) [English] {Shotachan} [Digital]
[Akuten Soushin (Kokutou Nikke)] Kanmusu Chakunin Inazuma Kyousei Ishu Kouhai (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组] [Digital]
Dokidoki Jikken Note Ch. 1-4
Hentai Senpai to Yajuu Kouhai
Enjo Kouhai Soushuuhen 1+ 5-11
(C93) [kulmov_ (Kurowa)] Kouhai Channel (Fate/Grand Order)
[Aimaitei (Aimaitei Umami)] Kurogal Kouhai Otokonoko DeliHeal ~ Gyaku Anal Course [Digital]
Nandemo Iinari ni Naru Kouhai wa Suki desu ka?
Boku no Mash no Kouhai Ryoku
[Kitto Daiji na Otoshimono (Ogami Kazuki)] Jikken! Ika Musume (Shinryaku! Ika Musume)
Kouhai ni Odosarete
(C70) [Parupunte (Fukada Takushi)] Rakugaki Jikken Hon (Fate/stay night)
(C82) [Yuzuponz (Rikka Kai)] Homunculus 18-gou Seitai Energy Kyuushuu Tokkagata Sai Chousei Jikken Kiroku (Dragon Ball Z)
Kajuun Bokujou no Jikken ~Maaya-kun no Tomodachi to Issho ni...~
[Ramu] Senpai and Kouhai + Extra (Original)
(C92) [Akapenguin (Asahina Hikage)] Tawawa na Kouhai-chan (Getsuyoubi no Tawawa) [Chinese] [无毒汉化组]
Enjo Kouhai 7
Sports danshi no junan charakei basketball danshi reokun no e-chi na igaku jikken
(C70) [Yan-Yam] Eriko Ryojyoku Jikken (KiMiKiSS)
(C93) [Aoi Frasco (Alpini)] Senpai-kun to Kouhai-kun.
(C93) [Labomagi! (Takeda Aranobu)] Netorare Kouhai Kanojo ~Shiranu Ma ni Ubaware Okasareta Shitai~
[Gogo book (Itsutuse)] Ore to Imouto to Kouhai no Rankou Cosper (Ore no Imouto ga Konna ni Kawaii Wake ga Nai) [Digital]
Do-S Kouhai no Sundome Seme
Namaiki na Moto Kouhai no Nama Iki Showtime
[Athome Shuka (Takunomi)] Enjo Kouhai 3 [Digital]
Kouhai-chan Ki o Tsukete!
Gesuna Kouhai to no SEX ga kimochi Yokute Mukatsuku. | 超邪惡後輩的SEX是可愛又迷人的反派角色 1
Yuu Yami Miruku -Airi no Jikken Kiroku No.1-
(C94) [Majimadou (Matou)] Uchi no Kouhai ga Iroiro Yuushuu Sugite Komatteru. (Fate/Grand Order)
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 7-wa [Digital]
Hitokui Nezumi no Jintai Jikken | The Human Experiment with Man-Eating Rats
Kawaii Ore no Imouto to Kouhai ga Sasotte Kuru.
Houkago no Kouhai
Fudangi ga Opai de BIKINI wa Yariman nanoka? Yoko de Taiman Jikken
Kanojo to Boku no Kouhai no Hanashi. ch.1-4
[Okunoha] Fukkou!? Ishu Kouhai -Mazoku to Ningen no Kyousei Jidai- 6-wa [Chinese] [Kirin个人汉化] [Digital]
Ganbaru Kouhai | 힘내라 후배
[Inanaki Shiki] Houkago Kouhai Note | 放課後交配筆記本 [Chinese]
Kouhai Bon | 후배의 책
(C80) [Karibian (Keraton)] Seirogan Jikken | Burning Lust Pill Experiments (Touhou Project) [English] [Sharpie Translations]
Tawawa na Kouhai-chan 2 + Tawawa na Omakebon
Enjo Kouhai Swimming Costume | 원조교배 Swimming Costume
Hifuu Ryoujoku 4 Renko Okusuri Jikken
Kouhai-chan ni Eroi Koto sareru Hon2
Hatsujou Kouhai
[Urushiya Seitai Jikkenshitsu (Mimuda Ryouzou)] Fururun Kyonyuu Shougakusei-chan [Digital]
Dekkai Kouhai Chicchai Senpai | 大后辈小前辈
(C86) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon [English] [Crystalium]
[Excite] Dangerous Sisters - Kyoufu no Nyotai Jikken Shisetsu MAD
[Mitsunoho] Naburi Tokidoki Shasei ~Kouhai no Joshi ni Makete Shasei Saserareta Ore~ [Digital]
Kouhai Kanojo Tsujinaka-chan no Oshioki
(C93) [LOFLAT (Prime)] Maid to Kouhai Dochira ga Okonomi? (Fate/Grand Order)
Shinchou 175cm no Rikujou Shoujo wa Kouhai Danshi no Seishi o Nomitagaru
(C91) [Athome Shuka (Takunomi)] Enjo Kouhai [Chinese] [嗶咔嗶咔漢化組]
Arisa no Jikken Kiroku 13 -Botai Hinpyou-kai-
(C94) [Hitsuji Kikaku (Muneshiro)] C94 Omakebon Uzai Kouhai wa Pakoritai! (Uzaki-chan wa Asobitai!)
Lust Order ~Beast-kei Marshmallow Kouhai~
otokonoko ga kouhai ni ijimenukareru eromanga no tsuzuki no tsuzuki
C94 Omakebon Uzai Kouhai wa Pakoritai!
Giji Genkai Toppa Jikken Houkokusho 02
Futaba Chiru | 雙葉凋落
(COMIC1☆6) [Kachiwari Jikkenshitsu (Shino)] engage (MUV-LUV)
Kouhai Maid ga Osewa o Shite Kureru You desu | My Kouhai Maid is Looking After Me (decensored)
Kouhai-chan ni Eroi Koto Sareru Hon 6
Ichinose Shiki no Shoukibo na Jikken
Maam no Chouma Seibutsu Jikken Nikki
[Sennomori Maitake] Ayakashi Kouhai Kitan ~Onaka ni Shimi Wataru Atsui Tane~ 3
Kouhai wa Mukuchi dakedo Dosukebe sugite Guigui Kuru node Taihen na Hanashi
[Ribons Nights (Kyouno Aki)] Kawaii Kouhai [Digital]
[Dokidoku Jikkenshitsu (Supopo Bitch Tagosaku)] Dokidoku Jikkenshitsu [Dead End]
(C92) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto Sareru Hon 5 [Chinese] [夢之行蹤漢化組]
Echi Echi Kouhai-chan!
[Ryoumoto Hatsumi] Renai Kagaku Jikken - A Scientific Experiment for Love
Kouhai Otokonoko to Sugosu Amai Hitotoki
Fujun Isei Kouhai no Susume
Kurojin Tenkousei ni NTRru (5) kouhai o NTR ru
(C86) [Rodiura. (Rage)] Kouhai-chan ni Eroi Koto sareru Hon [Chinese] [夢之行蹤漢化組]
[Nigiri Usagi] Senpai ni Jibun ga Mesu de Aru Koto o Wakarasareru Kouhai Zoku [Zenpen] | 被前輩教做人認清自己是雌性的後輩·續【前編】[Chinese] [天帝哥個人漢化]
Kabane Hanshoku Jikken | Kabane Breeding Experiment
Kouhai no Amai Ryouhou | My Junior’s Lovey-Dovey Treatment
(C87) [Aroma Terrace (Niki)] Kouhai-chan to Asa kara Nyan Nyan
[Kaiduka] Hora Hora Senpai Koko ni Kawaii Kouhai-chan ga Imasu yo? [Digital]
[Dan Renji] Kankinshite Iroiro Jikken (Aso) ndemiru
Aniki ni Jikken sarechimatta | How I Became Aniki's Test Subject
Dekkai Kouhai to Chicchai Senpai
[Rivajima (Yajima Index)] Mata Kouhai ni Buruma Kisasete Oshiri no Ana made... Senpai wa Mou Dame desu! (Amagami)
(C95) [Nekokaburi (Kuronomiki)] Lust Order ~Beast-kei Marshmallow Kouhai~ (Fate/Grand Order) [Chinese] [黑锅汉化组]
Sample H0539 Kouhai Report
Udon-ge Ninshin Jikken | Udonge Pregnancy Experiment
Nijimon! Wakuwaku Ryona Kouhai
(C94) [Athome Shuka (Takunomi)] Enjo Kouhai Different Clothes [Chinese] [Decensored]
[Himawari no Tane] Yuri Couple no Youji Taikou Junyuu Omorashi Amayakashi H + Bukatsu no Senpai o Seiteki ni Amayakasu Kouhai-chan
(C91) [Ichino Nijou (GeNB)] Seishoku Jikken Ninmu (Kantai Collection -KanColle-)
Akashi Seijuurou to Biyaku no Jikken
Kouhai Missed Memories | Kouhai's Missed Memories
(C93) [NecoMuffler (Ninako)] Cagliostro no Jikken Kyoushitsu (Granblue Fantasy)